Understanding how cochlear implants process sound differences between ears

Frequency mismatch and spectral integration in acoustic and electric hearing

NIH-funded research University of California Los Angeles · NIH-10613903

This study is looking at how people with cochlear implants, especially those who are deaf in one ear, hear sounds when the pitches don't match between their ears, and it aims to find ways to improve how well these implants help with understanding speech and locating sounds.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California Los Angeles NIH-funded
Lab location1 site (Los Angeles, United States)
Project IDNIH-10613903 on NIH RePORTER

What this research studies

This research investigates how patients with cochlear implants, particularly those with single-sided deafness, perceive sound when there are mismatches in frequency between their ears. It focuses on the integration of sound patterns that may differ significantly due to the way cochlear implants convert acoustic signals into electrical signals. By using advanced imaging techniques and specific speech patterns, the study aims to uncover how these frequency mismatches affect the ability to understand speech and localize sounds. The ultimate goal is to enhance the effectiveness of cochlear implants for better hearing outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with bilateral cochlear implants or those with single-sided deafness who are experiencing challenges in sound integration.

Not a fit: Patients who do not have cochlear implants or those with normal hearing may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved cochlear implant designs that enhance speech perception and sound localization for patients.

How similar studies have performed: Previous research has shown promising results in understanding cochlear implant functionality, but this specific approach to frequency mismatch is relatively novel.

Where this research is happening

Los Angeles, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.